A sonographic examination of the fetal cranium reveals the presence of a monoventricle and fused thalami. Which of the following facial features would be least likely noted in the presence of these cranial findings?

Which of the following would be considered a hammock-shaped pelvic muscle group located between the coccyx and pubis?

Which of the following maternal laboratory values would be elevated in the presence of Trisomy 18?

Why would a patient be given progesterone along with estrogen, instead of estrogen alone, for hormone replacement therapy?

Which of the following is a vitamin that has been shown to significantly reduce the likelihood of neural tube defect?

Which of the following terms is defined as foreshortening of distal long bones (radius, ulna, tib/fib)?

If a young lady does NOT experience menarche before age 16, she is said to have:

A normal 4-chamber heart view can rule out all of the following cardiac abnormalities, except:

Which of the following would NOT be a likely cause of postmenopausal bleeding?

A patient presents with bright red spotting at 28wks gestation. She states she has a history of vasa previa in a prior pregnancy. Assuming this pregnancy also has vasa previa, what are the expected U/S findings?